The ornamental design for the display screen or portion thereof with graphical user interface, as shown and described.
FIG. 1 is a front view of a display screen or portion thereof with graphical user interface incorporating the design of the present invention in a first embodiment;
FIG. 2 is a front view of the display screen or portion thereof with graphical user interface of FIG. 1 in a second embodiment;
FIG. 3 is a front view of the display screen or portion thereof with graphical user interface of FIG. 1 in a third embodiment;
FIG. 4 is a from view of the display screen or portion thereof with graphical user interface of FIG. 1 in a fourth embodiment;
FIG. 5 is a from view of the display screen or portion thereof with graphical user interface of FIG. 1 in a fifth embodiment;
FIG. 6 is a front view of the display screen or portion thereof with graphical user interface of FIG. 1 in a sixth embodiment;
FIG. 7 is a front view of the display screen or portion thereof with graphical user interface of FIG. 1 in a seventh embodiment; and,
FIG. 8 is a front view of the display screen or portion thereof with graphical user interface of FIG. 1 in an eighth embodiment.
The outermost broken line represents a display screen or a portion thereof and forms no part of the claimed design.
The other broken lines represent various textual and graphic elements of the graphical user interface and form no part of the claimed design.